private ReturnCode AttachMarshalerDelegates(IntPtr ts, DatabaseMarshaler marshaler)
{
Gapi._TypeSupport typeSupport = null;
IntPtr tsPtr = IntPtr.Zero;
ReturnCode result = ReturnCode.Ok;
typeSupport = Gapi.TypeSupport.Claim(ts, out tsPtr, ref result);
if (result == ReturnCode.Ok)
{
typeSupport.copy_in = marshaler.CopyInDelegate;
// HACK: This is a Mono workaround. Currently you cannot marshal a delegate
// to a function pointer if the parameters include an "object" type. So we
// will pass a fake delegate, and then internally use the real copyOut, this
// may give better performance anyways, since we won't have to convert the
// IntPtr to a Delegate for every ReaderCopy invocation.
typeSupport.copy_out = marshaler.CopyOutDelegate;
typeSupport.reader_copy = marshaler.ReaderCopyDelegate;
Gapi.TypeSupport.Release(typeSupport, tsPtr);
}
return(result);
}
public static IntPtr Release(_TypeSupport typeSupport, IntPtr tsPtr)
{
Marshal.StructureToPtr(typeSupport, tsPtr, false);
return(Gapi.Object.Release(tsPtr));
}
public static IntPtr Release(_TypeSupport typeSupport, IntPtr tsPtr)
{
Marshal.StructureToPtr(typeSupport, tsPtr, false);
return Gapi.Object.Release(tsPtr);
}
